Home / 7,029,391.61-10,542,020.70-2,985,847.31

Finding the Fourth Proportional to 7,029,391.61, 10,542,020.70 and 2,985,847.31

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Solution

The fourth proportional to 7,029,391.61, 10,542,020.70 and 2,985,847.31 is: 4,477,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,391.61 : 10,542,020.70 = 2,985,847.31 : x
  2. Step 2: Convert to fraction form
    7,029,391.61/10,542,020.70 = 2,985,847.31/x
  3. Step 3: Cross multiply
    7,029,391.61x = 10,542,020.70 × 2,985,847.31
  4. Step 4: Simplify right side
    7,029,391.61x = 31,476,864,186,611.29
  5. Step 5: Solve for x
    x = 31,476,864,186,611.29/7,029,391.61
  6. Step 6: Final answer
    x = 4,477,893.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.